from the Forum department...Re-calibrating Rosemount Transmitters
Re-calibrating Rosemount Transmitters after power is removed?
By Sam on 28 July, 2014 - 3:07 am -
No only if you do a complete reset on it. The reset will take it back to the factory defaults but a...
from the Thermocouple department...MARK VIe Thermocouples
Questions about thermocouples and MARK VIe
Yassar, One of the better manuals produced by GE, the Mark VIe System Guide, GEH-6721, has some...
from the Control Systems department...1oo2 voting for temperature transmitter
1oo2 voting for temperature transmitter
By Sam on 25 July, 2014 - 8:09 am -
http://www.controleng.com/single-article/monitoring-critical-vessel-te mperature/224a1b309e.html ...
By d on 23 July, 2014 - 6:41 pm -
you might consider placement in valve-free connecting pipe, but that depends on a number of...
from the CBM department...lube oil level
Which Lube oil tnk level to be used: Absolute or relative
By syed on 22 July, 2014 - 10:07 am -
Sam, great detail you have provide. Thank you very much for the response. This is really...
By Sam on 21 July, 2014 - 6:50 am -
Something to take into consideration is that the pressure at the bottom of a column of liquid will...
By syed on 18 July, 2014 - 7:10 am -
Sam, thanks for your reply. You have given an excellent point that i cannot really find in any...
By Sam on 15 July, 2014 - 8:50 am -
In most cases there is a reason for measuring the level of a product in a vessel and that is to...
from the Instrumentation department...analog 4-20mA output transmision
Analyzers analog output signal 4-20mA transmission
By aj on 22 July, 2014 - 6:52 am -
Is it safe to run analog and digital instrument signals in the same mulicore cable? multicore is...
from the Forum department...Single Controller for a Flow and Pressure Control Valve
Single controller for multiple purposes
By Sam on 14 July, 2014 - 9:00 am -
Sound a lot like a split range control that you need to do in this application. In a split range...
By otised on 13 July, 2014 - 3:30 pm -
I am assuming that the final output of the flow controller is a position command to a control...
By d on 13 July, 2014 - 10:34 am -
of course simulteous control is not possible, but to talk about valves in a specific...
from the INSTRUMENT department...Reading Hot Thermocouple
Does a hot thermocouple in junction box give an actual reading?
good answer >> if the connections are made properly and proper thermocouple extension...
By otised on 7 July, 2014 - 10:50 pm -
Just a clarification on the condition of both thermocouple leads having cold junctions. The cold...
By d on 7 July, 2014 - 9:50 pm -
excellent description of the problem faced and how to get proper readings...
> if the connections are made properly and proper thermocouple extension wiring > and...
By d on 7 July, 2014 - 8:49 am -
if the connections are made properly and proper thermocouple extension wiring and terminal blocks...
from the Forum department...Research on sensors
Calculation of Reliability and MTBF OF SENSORS
from the r&d department...Magnetic pickup - amplitude or frequency
Magnetic pickup - amplitude or frequency
Ramana, There is a lot of good and applicable information in the previous posts to this thread....
By Ramana on 9 July, 2014 - 7:46 am -
Dear friend, Please need a help about magnetic pickup unit sensor. Am confused about the sensor...
from the Doors department...Limit switch
Looking for limit switch compatibility between VDC and VAC
By Steve Myres on 4 July, 2014 - 4:42 pm -
According to the catalog page from the Grainger website, your switch is rated at 15A, 480VAC/DC, so...
from the Forum department...How to measure tank level through differential pressure
Differential pressure as tank level incorrect reading
I haven't a clue what your supplier actually provided. You need to ask them to be very specific...
By joe on 30 June, 2014 - 9:09 am -
I thank you so much guys for your answers. The range is 0-2.8 bars by the way. The supplier gave me...
Presumably this is liquid CO2 in a pressurized vessel? You probably have the wrong DP pressure...
By d on 29 June, 2014 - 12:33 pm -
d/p = delta L[m] * density[Kgf/m3] for d/p in Kgf/m2 likely that you transmitter is spanned...
from the Slurry Density Measurement department...Slurry Density Measurement
Are there reliable alternatives available to measuring slurry density except for the Gamma radiation method?
By Marius de Vries on 26 June, 2014 - 4:33 am -
Yes, there is now! We are manufacturer of ceramic ultrasonic sonochemistry analyzers for slurry...
from the Instrumentation department...Instrument Control Loop
Maintenance procedure of process control loop.
from the EE department...difference between NPN/PNP Sensors
what is difference?
Hello, Very good explanation on the sinking and sourcing. So, please correct me if I'm wrong......
from the Forum department...Shorten The Range Of Thermocouple
How to shorten the range of Thermocouple in order to have a better acuuracy in reading
By d on 25 June, 2014 - 4:09 am -
A t/c is not suitable for that purpose (extremely low signal), recommend that you consider using...
By Vijay on 25 June, 2014 - 12:15 am -
Thermocouple is for higher temp. transmitter will give you turn down up to 10:1 ( depends upon...
from the Instrument &Control department...Control Valve Positioner Action & Travel Scale
Control Valve FF positioner (Masoneilan FVP-110) Action (Direct/Reverse) and travel scale range.
By I Muchimwe on 23 June, 2014 - 5:53 am -
Please take note that there are 3 actions/parameters which determines the final valve travel...
from the Engineer department...Installation of Pressure and Temperature Sensor for Orifice Flow Meter
Standard installation for Gas Flow Measuring with Pressure and Temperature compensation.
I just thought locating the PT static pressure tap at the high side DP tap and keeping a thermowell...
By Tulus Lubis on 17 June, 2014 - 2:38 pm -
Dear Mr David, Thank you for response, but do you have the reference for this installation. I...
Thermowells are downstream of the orifice beyond the meter run length. Before multivariables...
from the Engineering department...Gas Detector installation in Double Wall of Storage Tank
Installing a Gas Detector in Double Wall of Storage Tank
from the Automation List department...MODBUS RTU device discovery and automatic address assignment
Is it possible to plug and play?
By vin on 12 June, 2014 - 2:50 am -
Modbus does not support auto discovery...
from the need program code department...Kay-Ray Sensall Level Commander LC-I
Changing parameters on a Kay-Ray Sensall Level Commander
from the Forum department...Reading a battery voltage in to siemens logo
Reading a voltage from a battery in to an analog input on my Siemens logo
from the HART ward department...RS485 communications between Emerson AMS and HART multiplexer
Connection problem AMS - HART multiplexer via MOXA ethernet to RS485 device server.
By anojan on 7 June, 2014 - 5:55 am -
Geir, did you end up getting the AMS to talk to the P&F multiplexer through the Moxa 5150? ...
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